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| author | Alex Deucher <alexander.deucher@amd.com> | 2018-06-01 20:28:14 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-06-15 20:20:45 +0300 |
| commit | dc85db256d47062955145264df5923f03b85b0c6 (patch) | |
| tree | 248def1f5eb6190f9663882c5c1143cf7b60c32c /Documentation/gpu | |
| parent | c8c5e569c5b0c9ad523c35497af2ae5788a29581 (diff) | |
| download | linux-dc85db256d47062955145264df5923f03b85b0c6.tar.xz | |
drm/doc: Add amdgpu hwmon/power documentation (v2)
Document the hwmon and power control interfaces exposed
by the amdgpu driver.
v2: use section rather than chapter for now
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'Documentation/gpu')
| -rw-r--r-- | Documentation/gpu/amdgpu.rst | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/Documentation/gpu/amdgpu.rst b/Documentation/gpu/amdgpu.rst index abf87360ab15..e1656fe8f247 100644 --- a/Documentation/gpu/amdgpu.rst +++ b/Documentation/gpu/amdgpu.rst @@ -61,3 +61,56 @@ Interrupt Handling .. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_irq.c :internal: + +GPU Power/Thermal Controls and Monitoring +========================================= + +This section covers hwmon and power/thermal controls. + +HWMON Interfaces +---------------- + +.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c + :doc: hwmon + +GPU sysfs Power State Interfaces +-------------------------------- + +GPU power controls are exposed via sysfs files. + +power_dpm_state +~~~~~~~~~~~~~~~ + +.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c + :doc: power_dpm_state + +power_dpm_force_performance_level +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c + :doc: power_dpm_force_performance_level + +pp_table +~~~~~~~~ + +.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c + :doc: pp_table + +pp_od_clk_voltage +~~~~~~~~~~~~~~~~~ + +.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c + :doc: pp_od_clk_voltage + +pp_dpm_sclk pp_dpm_mclk pp_dpm_pcie +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c + :doc: pp_dpm_sclk pp_dpm_mclk pp_dpm_pcie + +pp_power_profile_mode +~~~~~~~~~~~~~~~~~~~~~ + +.. kernel-doc:: drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c + :doc: pp_power_profile_mode + |